The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 06, 2005
Filed:
Sep. 26, 2001
Edmun Chiansong Seng, Singapore, SG;
Aikchuan Lim, Singapore, SG;
Kay Hee Tang, Singapore, SG;
Uttheng Kan, Singapore, SG;
Jeffrey Soon Beng Sim, Singapore, SG;
Edmun ChianSong Seng, Singapore, SG;
AikChuan Lim, Singapore, SG;
Kay Hee Tang, Singapore, SG;
UttHeng Kan, Singapore, SG;
Jeffrey Soon Beng Sim, Singapore, SG;
Seagate Technology LLC, Scotts Valley, CA (US);
Abstract
Systems and methods are provided through which a time domain equalized signal-to-noise-ratio (ESNR) of an electronic device is determined by executing ESNR determining firmware in the electronic device. The ESNR is used to perform rejection/acceptance testing of the electronic device during manufacturing of the device, and/or to perform read channel tuning and optimization. In one embodiment, determination of the ESNR includes both phase level retry and global level retry.